These are S2-56 Flat Head screws at 5,5mm length. They fit perfectly in the TFX Chassis and also in Aurora Tjet and similar chassis that use the OS3 Lightning Rod Guide Pins. They are intended for aftermarket resin bodies and can also work on Autoworld bodies.
1 bag = 10 PCs
Measurements: thread diameter: 2,2mm; length: 5,5mm